<html xmlns:wicket>
<body>
  <test wicket:id="test1">test</test>
  <test wicket:id="test2"/>
  <!-- note that span tag are allows changed to open-body-close. See OpenCloseTagExpander -->
  <test wicket:id="test3"></test>
  <test wicket:id="test4"></test>
</body>
</html>
